<template>
  <div class="app-container">
    <el-form v-show="showSearch" ref="queryForm" :inline="true" :model="queryParams" label-width="68px" size="small">
      <el-form-item label="材料名称" prop="name">
        <el-input v-model="queryParams.name" clearable placeholder="请输入材料名称" @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="项目所属" prop="projectId">
        <el-select v-model="queryParams.projectId" clearable placeholder="请选择项目所属">
          <el-option v-for="project in projectList" :key="project.id" :label="project.name" :value="project.id" />
        </el-select>
      </el-form-item>
      <el-form-item label="材料类型" prop="type">
        <el-select v-model="queryParams.type" clearable placeholder="请选择材料类型">
          <el-option v-for="dict in dict.type.moe_material_type" :key="dict.value" :label="dict.label"
            :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button icon="el-icon-search" size="mini" type="primary" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button v-has-permi="['system:material:add']" icon="el-icon-plus" plain size="mini" type="primary"
          @click="handleAdd">新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button v-has-permi="['system:material:edit']" :disabled="single" icon="el-icon-edit" plain size="mini"
          type="success" @click="handleUpdate">修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button v-has-permi="['system:material:remove']" :disabled="multiple" icon="el-icon-delete" plain size="mini"
          type="danger" @click="handleDelete">删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button v-has-permi="['system:material:export']" icon="el-icon-download" plain size="mini" type="warning"
          @click="handleExport">导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="materialList" @selection-change="handleSelectionChange">
      <el-table-column align="center" type="selection" width="55" />
      <el-table-column align="center" label="材料ID" prop="id" />
      <el-table-column align="center" label="材料名称" prop="name" />
      <el-table-column align="center" label="项目所属" prop="projectName">

      </el-table-column>
      <el-table-column align="center" label="任务所属" prop="taskName">
      </el-table-column>
      <el-table-column align="center" label="材料类型" prop="type">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.moe_material_type" :value="scope.row.type" />
        </template>
      </el-table-column>
      <el-table-column align="center" label="材料数量" prop="number" />
      <el-table-column align="center" label="单价" prop="unitPrice" />
      <el-table-column align="center" label="实际费用" prop="cost" />
      <el-table-column align="center" label="采购单位" prop="procurement" />
      <el-table-column align="center" label="采购时间" prop="buyTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.buyTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column align="center" label="已使用数" prop="used" />
      <el-table-column align="center" label="备注" prop="remark" />
      <el-table-column align="center" label="材料信息" prop="status">
        <template slot-scope="scope">
          <el-button v-has-permi="['system:project:query']" icon="el-icon-view" size="mini" type="text"
            @click="getInfo(scope.row)">详情
          </el-button>
        </template>
      </el-table-column>
      <el-table-column align="center" class-name="small-padding fixed-width" label="操作">
        <template slot-scope="scope">
          <el-button v-has-permi="['system:material:edit']" icon="el-icon-edit" size="mini" type="text"
            @click="handleUpdate(scope.row)">修改
          </el-button>
          <el-button v-has-permi="['system:material:remove']" icon="el-icon-delete" size="mini" type="text"
            @click="handleDelete(scope.row)">删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :limit.sync="queryParams.pageSize" :page.sync="queryParams.pageNum" :total="total"
      @pagination="getList" />

    <!-- 添加或修改材料管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" append-to-body width="500px">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="材料名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入材料名称" :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="项目所属" prop="projectId">
          <el-select v-model="form.projectId" placeholder="请选择项目所属" @change="getTaskListByRoleId()" :disabled="isUpdate">
            <el-option v-for="project in projectList" :key="project.id" :label="project.name"
              :value="parseInt(project.id)"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="任务所属" prop="taskId">
          <el-select v-model="form.taskId" placeholder="请选择任务所属" @change="getTaskFundByTaskId()" :disabled="isUpdate">
            <el-option v-for="task in taskList" :key="task.id" :label="task.name" :value="parseInt(task.id)"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="材料类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择材料类型" :disabled="isUpdate">
            <el-option v-for="dict in dict.type.moe_material_type" :key="dict.value" :label="dict.label"
              :value="parseInt(dict.value)"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="采购单位" prop="procurement">
          <el-input v-model="form.procurement" placeholder="请输入采购单位" :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="采购时间" prop="buyTime">
          <el-date-picker v-model="form.buyTime" clearable placeholder="请选择采购时间" type="date" value-format="yyyy-MM-dd"
            :disabled="isUpdate">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="最大资金">
          <el-input v-model="maxAvailableFund" placeholder="请选择任务" :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="材料数量" prop="number">
          <el-input-number type="number" v-model="form.number" placeholder="请输入材料数量" :min="0" @change="checkFund()"
            :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="单价" prop="unitPrice">
          <el-input-number v-model.number="form.unitPrice" placeholder="请输入单价" :min="0" @change="checkFund()"
            :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="已使用数" prop="used">
          <el-input-number v-model.number="form.used" placeholder="请输入已使用数" :min="0" :max="form.number"
            :disabled="isUpdate" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" placeholder="请输入内容" type="textarea" :disabled="isUpdate" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { addMaterial, delMaterial, getMaterial, listMaterial, updateMaterial } from "@/api/system/material";
import { getTopTaskList, listProject } from "@/api/system/project";
import { getFundInfo } from "@/api/system/fund";

export default {
  name: "Material",
  dicts: ['moe_material_status', 'moe_material_type'],
  data () {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 材料管理表格数据
      materialList: [],
      // 项目管理表格数据
      projectList: [],
      // 任务管理表格数据
      taskList: [],
      // 弹出层标题
      title: "",
      isUpdate: false,
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        projectId: null,
        type: null,
        status: null,
      },
      // 最大可使用资金
      maxAvailableFund: null,
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "材料名称不能为空", trigger: "blur" }
        ],
        projectId: [
          { required: true, message: "项目所属不能为空", trigger: "change" }
        ],
        taskId: [
          { required: true, message: "任务所属不能为空", trigger: "change" }
        ],
        type: [
          { required: true, message: "材料类型不能为空", trigger: "change" }
        ],
        number: [
          { required: true, message: "材料数量不能为空", trigger: "blur" }
        ],
        unitPrice: [
          { required: true, message: "单价不能为空", trigger: "blur" }
        ],
        procurement: [
          { required: true, message: "采购单位不能为空", trigger: "blur" }
        ],
        buyTime: [
          { required: true, message: "采购时间不能为空", trigger: "blur" }
        ],
        status: [
          { required: true, message: "状态不能为空", trigger: "change" }
        ],
      }
    };
  },
  created () {
    this.getList();
    this.getProjectList()
  },

  methods: {
    /** 查询材料列表 */
    getList () {
      this.loading = true;
      listMaterial(this.queryParams).then(response => {
        this.materialList = response.rows;
        this.total = response.total;
        this.materialList.map(item => {
          item.cost = item.cost + '￥'
        })
      });
      this.loading = false;
    },
    /** 初始化获取项目管理列表 */
    getProjectList () {
      this.loading = true;
      listProject().then(response => {
        this.projectList = response.rows
      });
      this.loading = false;
    },
    /** 查询材料管理列表 */
    getTaskListByRoleId () {
      this.loading = true;
      getTopTaskList(this.form.projectId).then(response => {
        this.taskList = response.rows
      });
      this.loading = false;
    },
    getTaskFundByTaskId () {
      this.loading = true;
      getFundInfo({
        projectId: this.form.projectId,
        taskId: this.form.taskId,
      }).then(response => {
        this.maxAvailableFund = response.data.usedFunding;
      })
      this.loading = false;
    },
    checkFund () {
      this.loading = true;
      if (this.form.number && this.form.unitPrice) {
        this.form.cost = this.form.number * this.form.unitPrice
        if (this.form.cost > this.maxAvailableFund) {
          this.$modal.msgWarning(`当前材料费用共计: ${this.form.cost}￥\n该任务仅分配: ${this.maxAvailableFund}￥\n请重新分配`);
        }
        this.loading = false;
      }
    },
    // 取消按钮
    cancel () {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset () {
      this.form = {
        id: null,
        name: null,
        projectId: null,
        taskId: null,
        type: null,
        number: null,
        unitPrice: null,
        cost: null,
        procurement: null,
        buyTime: null,
        used: null,
        status: null,
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery () {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery () {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange (selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd () {
      this.reset();
      this.open = true;
      this.isUpdate = true
      this.title = "添加材料管理";
    },
    // 任务详情
    getInfo (row) {
      this.reset();
      const id = row.id || this.ids
      getMaterial(id).then(response => {
        this.isUpdate = true
        this.form = response.data;
        this.open = true;
        this.title = "修改材料管理";
      });
    },
    /** 修改按钮操作 */
    handleUpdate (row) {
      this.reset();
      const id = row.id || this.ids
      getMaterial(id).then(response => {
        this.isUpdate = false
        this.form = response.data;
        this.open = true;
        this.title = "修改材料管理";
      });
    },
    /** 提交按钮 */
    submitForm () {
      if (this.isUpdate) {
        this.open = false;
        return
      }
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.maxAvailableFund) {
            if ((this.form.unitPrice * this.form.number) < this.maxAvailableFund) {
              if (this.form.id != null) {
                updateMaterial(this.form).then(response => {
                  this.$modal.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                });
              } else {
                addMaterial(this.form).then(response => {
                  this.$modal.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                });
              }
            } else {
              this.$modal.msgWarning(`当前材料费用共计: ${this.form.cost}￥\n该任务仅分配: ${this.maxAvailableFund}￥\n请不要恶意提交`);
            }
          } else {
            this.$modal.msgWarning("初始化失败，无法获取可使用资金")
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete (row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除材料管理编号为"' + ids + '"的数据项？').then(function () {
        return delMaterial(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport () {
      this.download('system/material/export', {
        ...this.queryParams
      }, `material_${new Date().getTime()}.xlsx`)
    },
  },
};
</script>
